Modern-day knight on his life in armor: ‘It makes you tougher’

It ain’t easy being a knight in shining armor. Just ask Carl Fisk. The 25-year-old Brooklyn actor and personal trainer has sustained plenty of bumps by strapping on 60 pounds of medieval fighting gear and fending off opponents in the Armored Combat League, an international group that’s keeping knightly battle alive. “I rarely come out…